EP2618184A4 - Light-diffusing element, polarizer having light-diffusing element, and liquid crystal display device having same - Google Patents

Light-diffusing element, polarizer having light-diffusing element, and liquid crystal display device having same

Info

Publication number
EP2618184A4
EP2618184A4 EP11825269.1A EP11825269A EP2618184A4 EP 2618184 A4 EP2618184 A4 EP 2618184A4 EP 11825269 A EP11825269 A EP 11825269A EP 2618184 A4 EP2618184 A4 EP 2618184A4
Authority
EP
European Patent Office
Prior art keywords
light
diffusing element
polarizer
liquid crystal
display device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP11825269.1A
Other languages
German (de)
French (fr)
Other versions
EP2618184A1 (en
Inventor
Akinori Nishimura
Kozo Nakamura
Hiroyuki Takemoto
Takehito Fuchida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of EP2618184A1 publication Critical patent/EP2618184A1/en
Publication of EP2618184A4 publication Critical patent/EP2618184A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133504—Diffusing, scattering, diffracting elements
EP11825269.1A 2010-09-17 2011-09-16 Light-diffusing element, polarizer having light-diffusing element, and liquid crystal display device having same Withdrawn EP2618184A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010210128 2010-09-17
PCT/JP2011/071230 WO2012036271A1 (en) 2010-09-17 2011-09-16 Light-diffusing element, polarizer having light-diffusing element, and liquid crystal display device having same

Publications (2)

Publication Number Publication Date
EP2618184A1 EP2618184A1 (en) 2013-07-24
EP2618184A4 true EP2618184A4 (en) 2015-12-09

Family

ID=45831724

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11825269.1A Withdrawn EP2618184A4 (en) 2010-09-17 2011-09-16 Light-diffusing element, polarizer having light-diffusing element, and liquid crystal display device having same

Country Status (7)

Country Link
US (1) US9804304B2 (en)
EP (1) EP2618184A4 (en)
JP (2) JP6275935B2 (en)
KR (2) KR20160031033A (en)
CN (1) CN103109212B (en)
TW (1) TWI468741B (en)
WO (1) WO2012036271A1 (en)

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JP2015014692A (en) * 2013-07-04 2015-01-22 シャープ株式会社 Light diffusion member and display divice
TWI502242B (en) * 2014-05-28 2015-10-01 Au Optronics Corp Lens structure
WO2017057748A1 (en) * 2015-09-30 2017-04-06 積水化成品工業株式会社 Light-diffusing resin composition molded body and use for same
CN106168689B (en) * 2016-07-11 2019-05-14 浙江元泰特种膜有限公司 A kind of highlighted optical film producing method of high fog
CN106249326B (en) * 2016-07-11 2019-05-21 浙江元泰特种膜有限公司 Optical film producing method is spread in one kind
WO2018123543A1 (en) * 2016-12-28 2018-07-05 日華化学株式会社 Light diffusion film, coating agent for forming light diffusion film and method for manufacturing same, projection screen and method for manufacturing same
JP2019053168A (en) * 2017-09-14 2019-04-04 日東電工株式会社 Optical laminate
TWI640972B (en) * 2017-12-14 2018-11-11 宏齊科技股份有限公司 Display device and light source module thereof
US20210157223A1 (en) 2018-04-17 2021-05-27 Nitto Denko Corporation Projection screen optical laminate and projection screen using optical laminate
EP3931608A4 (en) * 2019-05-15 2022-04-20 Samsung Electronics Co., Ltd. Light-diffuser, light diffusing adhesive, light diffusing hard coat member, light diffusion film, and image forming apparatus including light diffusion film
JPWO2022196599A1 (en) * 2021-03-19 2022-09-22

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US20050063062A1 (en) * 2001-10-11 2005-03-24 Fuji Photo Film Co., Ltd. Diffusion film comprising transparent substrate and diffusion layer
US20070298193A1 (en) * 2004-09-16 2007-12-27 Kazuhiro Nakamura Method of Producing Light-Scattering Film, Polarizing Plate Comprising Light-Scattering Film and Liquid Crystal Display Device Comprising the Polarizing Plate
US20090052195A1 (en) * 2007-08-21 2009-02-26 Fujifilm Corporation Scattering member and organic electroluminescent display device using the same

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US20090051278A1 (en) * 2007-08-21 2009-02-26 Fujifilm Corporation Organic electroluminescent display device having scattering member
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KR20090039475A (en) 2007-10-18 2009-04-22 한화석유화학 주식회사 Process for preparing embossed monodisperse spherical light diffuser
JP2009244383A (en) * 2008-03-28 2009-10-22 Fujifilm Corp Liquid crystal display device
CN101602254A (en) 2008-06-12 2009-12-16 颖台科技股份有限公司 Asymmetrical beam diffused component and its manufacture method
KR20100020906A (en) * 2008-08-13 2010-02-23 소니 가부시끼가이샤 Optical film and manufacturing method therefor, antiglare film, optical layer-attached polarizer, and display apparatus
JP5401891B2 (en) 2008-09-25 2014-01-29 Ｊｓｒ株式会社 LIGHT-DIFFUSING PARTICLE, PROCESS FOR PRODUCING THE SAME, LIGHT-DIFFUSING PARTICLE COMPOSITION, AND LIGHT-DIFFUSING FILM
JP2010107616A (en) 2008-10-02 2010-05-13 Jsr Corp Light diffusing particle and method of manufacturing the same, light diffusing resin composition and application thereof
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TW201037405A (en) * 2009-04-14 2010-10-16 Dayu Optoelectronics Co Ltd Composite brightness enhancement film having two-phase hazing layer
JP5883598B2 (en) 2010-09-17 2016-03-15 日東電工株式会社 LIGHT DIFFUSING ELEMENT, MANUFACTURING METHOD FOR POLARIZING PLATE WITH LIGHT DIFFUSING ELEMENT, LIGHT DIFFUSING ELEMENT AND POLARIZING PLATE WITH LIGHT DIFFUSING ELEMENT OBTAINED BY THE METHOD

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020034013A1 (en) * 2000-07-19 2002-03-21 Kazuhiro Nakamura Antiglare and antireflection film, polarizer, and image display device
US20050063062A1 (en) * 2001-10-11 2005-03-24 Fuji Photo Film Co., Ltd. Diffusion film comprising transparent substrate and diffusion layer
US20070298193A1 (en) * 2004-09-16 2007-12-27 Kazuhiro Nakamura Method of Producing Light-Scattering Film, Polarizing Plate Comprising Light-Scattering Film and Liquid Crystal Display Device Comprising the Polarizing Plate
US20090052195A1 (en) * 2007-08-21 2009-02-26 Fujifilm Corporation Scattering member and organic electroluminescent display device using the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012036271A1 *

Also Published As

Publication number Publication date
WO2012036271A1 (en) 2012-03-22
US9804304B2 (en) 2017-10-31
JP2017201432A (en) 2017-11-09
KR20130041335A (en) 2013-04-24
JP2012083741A (en) 2012-04-26
US20130300980A1 (en) 2013-11-14
KR20160031033A (en) 2016-03-21
JP6275935B2 (en) 2018-02-07
TW201219849A (en) 2012-05-16
EP2618184A1 (en) 2013-07-24
CN103109212A (en) 2013-05-15
TWI468741B (en) 2015-01-11
CN103109212B (en) 2016-02-03

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